recordlistener.java

SUN官方的资料

/*
 * @(#)RecordListener.java	1.12 02/07/24 @(#)
 *
 * Portiona Copyright (c) 2000-2002 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Copyright 2000 Motorola, Inc. All Rights Reserved.
 * This notice does not imply publication.
 */

package javax.microedition.rms; 

/**
* A listener interface for receiving Record Changed/Added/Deleted
* events from a record store.
* @see RecordStore#addRecordListener
*
* @since MIDP 1.0
*/

public interface RecordListener
{
    /**
    * Called when a record has been added to a record store.
    *
    * @param recordStore the RecordStore in which the record is stored
    * @param recordId the recordId of the record that has been added
    */
    public abstract void recordAdded(RecordStore recordStore, int recordId);

    /**
    * Called after a record in a record store has been changed. If the
    * implementation of this method retrieves the record, it will
    * receive the changed version.
    *
    * @param recordStore the RecordStore in which the record is stored
    * @param recordId the recordId of the record that has been changed
    */
    public abstract void recordChanged(RecordStore recordStore, int recordId);

    /**
    * Called after a record has been deleted from a record store. If the
    * implementation of this method tries to retrieve the record
    * from the record store, an InvalidRecordIDException will be thrown.
    *
    * @param recordStore the RecordStore in which the record was stored
    * @param recordId the recordId of the record that has been deleted
    */
    public abstract void recordDeleted(RecordStore recordStore, int recordId);

}